when c0=1 and a0=b0 then print
when c0=1 and c1=1 and a0=b0 and a1=b1 then print
when c1=1 and a1=b1 then print
when c1=1 and c2=1 and a1=b1 and a2=b2 then print
....
when C Prefix colunm =1 and A Prefix = B Prefix then print
And my english is not very good, so :hehe: